Originally Posted by herron

I'm going to be booking via my work TA for ARN-LHR-SFO return and want to book in WT+ and upgrade to CW using a GUF. I see availability in I for the LHR-SFO segments if booked from ARN, but if booked from LHR for the same LHR-SFO flights, the outbound books in J. So my question is, is the requirement for there to be D availability in the upgraded CW cabin in order to use a joker based on the availablity as if from ARN, or is the BA agent going to look up the availability as if from LHR and deny it?